Make environment loading compatible with Plesk

zefixAPI.php

@@ -1,7 +1,7 @@
 <?php
 require_once __DIR__ . '/app.php';
-$username = getenv("username");
-$password = getenv("password");
+$username = app_env('username');
+$password = app_env('password');
 
 function sendAPICompanyInfoRequest(string $username, string $password, string $uid): string|bool {
 
@@ -118,6 +118,11 @@ function sendAPICommunityRequest(string $username, string $password): string|boo
 
 
 function communityCSV(string $username, string $password): string {
+    if ($username === '' || $password === '') {
+        error_log('ZEFIX credentials are not configured.');
+        return '';
+    }
+
     $response = sendAPICommunityRequest($username, $password);
     if (!is_string($response)) {
         return '';
@@ -131,6 +136,10 @@ function communityCSV(string $username, string $password): string {
     $csvOutput = "id,bfsId,Kanton,Gemeindename,registryOfCommerceId,replacedById\n";
 
     foreach ($communityArray as $item) {
+        if (!is_array($item)) {
+            return '';
+        }
+
         $row = [
             $item['id'] ?? '',
             $item['bfsId'] ?? '',
@@ -184,6 +193,11 @@ function sendAPILegalFormRequest(string $username, string $password): string|boo
 }
 
 function legalFormCSV(string $username, string $password): string {
+    if ($username === '' || $password === '') {
+        error_log('ZEFIX credentials are not configured.');
+        return '';
+    }
+
     $response = sendAPILegalFormRequest($username, $password);
     if (!is_string($response)) {
         return '';
@@ -196,6 +210,9 @@ function legalFormCSV(string $username, string $password): string {
     // Create CSV rows
 
     foreach ($legalformArray as $item) {
+        if (!is_array($item) || !isset($item['name']) || !is_array($item['name'])) {
+            return '';
+        }
         $csvOutput .= $item["id"].",".$item["name"]["de"] . "\n";
     }
     return $csvOutput;